Inventor · name-matched record

BEN DEFU

1 granted patent·0 citations·filing 2025–2025

2Inventor score

Technology areasE03C

Files withZHEJIANG JIAHONG TOOLS MFT CO LTD1

This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.

Top patents by PatentIndex Score

1 record

0157US12534895B1Drum dredging machine for preventing tanglingZHEJIANG JIAHONG TOOLS MFT CO LTD·Filed 2025·Granted Jan 27, 2026·0 cites·13 claims

Join the waitlist — get patent alerts

Get an alert when BEN DEFU files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: exact name match across USPTO filings. How scoring works →